How To Fix /IWFND/MED029 - Service group '&1' is not consistent. Model identifier '&2' is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWFND/MED -

• Message number: 029

• Message text: Service group '&1' is not consistent. Model identifier '&2' is not valid

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWFND/MED029 - Service group '&1' is not consistent. Model identifier '&2' is not valid ?

  The SAP error message /IWFND/MED029 Service group '&1' is not consistent. Model identifier '&2' is not valid typically occurs in the context of SAP Gateway and OData services. This error indicates that there is an inconsistency in the service group configuration or that the model identifier specified is not valid.
  Causes:
  
  Inconsistent Service Group: The service group may not be properly defined or may have missing components.
  Invalid Model Identifier: The model identifier specified in the service group does not match any existing model or is incorrectly defined.
  Transport Issues: If the service group was transported from one system to another, there may be inconsistencies due to missing dependencies.
  Changes in the Data Model: If the underlying data model has changed (e.g., fields added or removed), it may lead to inconsistencies.
  Activation Issues: The service or its components may not be activated properly.
  
  Solutions:
  
  
  Check Service Group Configuration:
  
  Go to the SAP Gateway Service Builder (transaction code SEGW) and